Dictionary of Literary Biography Complete Online (DLB)
This is an excellent place to start your research. The entries on authors feature a biographical/critical essay as well as other features such as listings of interviews, biographies, works in English and bibliographies of secondary research. Click on the tab "Browse Volumes" and select Japanese Fiction Writers, 1868-1945. Vol. 180 or Japanese Fiction Writers Since World War II. Vol. 182 to see what authors are featured in essays. You can also search by your author. These volumes are also available in print format.